BR8007664A - Equipamentos de ensaio de um demodulador de um televisor receptor de teletexto - Google Patents
Equipamentos de ensaio de um demodulador de um televisor receptor de teletextoInfo
- Publication number
- BR8007664A BR8007664A BR8007664A BR8007664A BR8007664A BR 8007664 A BR8007664 A BR 8007664A BR 8007664 A BR8007664 A BR 8007664A BR 8007664 A BR8007664 A BR 8007664A BR 8007664 A BR8007664 A BR 8007664A
- Authority
- BR
- Brazil
- Prior art keywords
- demodulator
- test equipment
- teletext receiver
- teletext
- receiver
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/025—Systems for the transmission of digital non-picture data, e.g. of text during the active part of a television frame
- H04N7/035—Circuits for the digital non-picture data signal, e.g. for slicing of the data signal, for regeneration of the data-clock signal, for error detection or correction of the data signal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N17/00—Diagnosis, testing or measuring for television systems or their details
- H04N17/04—Diagnosis, testing or measuring for television systems or their details for receivers
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- General Health & Medical Sciences (AREA)
- Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
- Television Systems (AREA)
- Analogue/Digital Conversion (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7929335A FR2470501A1 (fr) | 1979-11-22 | 1979-11-22 | Equipement d'essai de televiseur recepteur de teletexte |
Publications (1)
Publication Number | Publication Date |
---|---|
BR8007664A true BR8007664A (pt) | 1981-06-09 |
Family
ID=9232196
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR8007664A BR8007664A (pt) | 1979-11-22 | 1980-11-21 | Equipamentos de ensaio de um demodulador de um televisor receptor de teletexto |
Country Status (13)
Country | Link |
---|---|
US (1) | US4377822A (pt) |
EP (1) | EP0029780B1 (pt) |
JP (1) | JPS5693488A (pt) |
AR (1) | AR229021A1 (pt) |
AT (1) | ATE6454T1 (pt) |
AU (1) | AU539544B2 (pt) |
BR (1) | BR8007664A (pt) |
CA (1) | CA1167106A (pt) |
DE (1) | DE3066766D1 (pt) |
ES (1) | ES8202229A1 (pt) |
FR (1) | FR2470501A1 (pt) |
MX (1) | MX148429A (pt) |
SU (1) | SU1181568A3 (pt) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2516733A1 (fr) * | 1981-11-18 | 1983-05-20 | Radiotechnique | Procede de controle d'erreurs pour un circuit decodeur de teletexte, et circuit decodeur pour la mise en oeuvre dudit procede |
JPS607238A (ja) * | 1983-06-25 | 1985-01-16 | Nec Corp | Dsiテスト装置 |
US4581639A (en) * | 1983-10-17 | 1986-04-08 | Tektronix, Inc. | Method and apparatus for monitoring suitability of a transmission path for transmission of digital data signals |
US4977579A (en) * | 1984-06-14 | 1990-12-11 | The United States Of America As Represented By The Secretary Of The Navy | Test set for a navigational satellite receiver |
US4639934A (en) * | 1985-04-11 | 1987-01-27 | Paradyne Corporation | Line impairment display for digital modems |
FR2627340B1 (fr) * | 1988-02-11 | 1991-10-31 | France Etat | Procede de diffusion de programme de television a haute definition et recepteur a egaliseur destine a recevoir un tel programme |
EP0410056B1 (en) * | 1989-07-28 | 1994-11-30 | Hewlett-Packard Company | Measurement of characteristics of broadcast optical networks |
JPH04312092A (ja) * | 1991-04-11 | 1992-11-04 | Sony Corp | ディジタル伝送テスト信号発生回路 |
US5233628A (en) * | 1991-05-29 | 1993-08-03 | Virginia Polytechnic Institute And State University | Computer-based bit error simulation for digital wireless communications |
US6330334B1 (en) | 1993-03-15 | 2001-12-11 | Command Audio Corporation | Method and system for information dissemination using television signals |
US5654751A (en) * | 1995-05-31 | 1997-08-05 | Bell Atlantic Network Services, Inc. | Testing jig and method of testing video using testing jig |
EP1169657A4 (en) * | 1999-03-17 | 2003-03-05 | Input Output Inc | CALIBRATION OF SENSORS. |
US7114366B1 (en) | 2000-03-16 | 2006-10-03 | Input / Output Inc. | Sensor |
US6825801B1 (en) | 2003-12-11 | 2004-11-30 | The United States Of America As Represented By The Secretary Of The Navy | Outer loop test generator for global positioning system |
KR100628835B1 (ko) * | 2005-02-26 | 2006-09-26 | 한국정보통신기술협회 | 시나리오 기반의 데이터 방송 수신기 시험 자동화 장치 및방법 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3898564A (en) * | 1974-03-11 | 1975-08-05 | Bell Telephone Labor Inc | Margin monitoring circuit for repeatered digital transmission line |
JPS5161227A (en) * | 1974-11-26 | 1976-05-27 | Canon Kk | Johoshutsuryokusochi |
DE2655133C2 (de) * | 1976-12-04 | 1983-01-13 | Robert Bosch Gmbh, 7000 Stuttgart | Verfahren zum Darstellen eines Videosignals auf dem Bildschirm eines Videosichtgerätes |
GB1603841A (en) * | 1977-05-10 | 1981-12-02 | Indep Broadcasting Authority | Apparatus for producing a test signal |
US4097697A (en) * | 1977-06-02 | 1978-06-27 | Northern Telecom Limited | Digital signal performance monitor |
GB1575098A (en) * | 1977-06-15 | 1980-09-17 | Communications Patents Ltd | Method for measuring crossview between channels in a wired television broadcasting system |
JPS54122024A (en) * | 1978-03-15 | 1979-09-21 | Matsushita Electric Ind Co Ltd | Regulator of multiple-information signal receiver |
-
1979
- 1979-11-22 FR FR7929335A patent/FR2470501A1/fr active Granted
-
1980
- 1980-11-12 US US06/205,942 patent/US4377822A/en not_active Expired - Lifetime
- 1980-11-19 EP EP80401657A patent/EP0029780B1/fr not_active Expired
- 1980-11-19 AT AT80401657T patent/ATE6454T1/de not_active IP Right Cessation
- 1980-11-19 ES ES496970A patent/ES8202229A1/es not_active Expired
- 1980-11-19 MX MX184851A patent/MX148429A/es unknown
- 1980-11-19 DE DE8080401657T patent/DE3066766D1/de not_active Expired
- 1980-11-21 AU AU64613/80A patent/AU539544B2/en not_active Ceased
- 1980-11-21 BR BR8007664A patent/BR8007664A/pt unknown
- 1980-11-21 AR AR283322A patent/AR229021A1/es active
- 1980-11-21 CA CA000365195A patent/CA1167106A/en not_active Expired
- 1980-11-21 SU SU803212604A patent/SU1181568A3/ru active
- 1980-11-22 JP JP16405480A patent/JPS5693488A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
AR229021A1 (es) | 1983-05-31 |
ES496970A0 (es) | 1982-01-01 |
MX148429A (es) | 1983-04-20 |
US4377822A (en) | 1983-03-22 |
SU1181568A3 (ru) | 1985-09-23 |
DE3066766D1 (en) | 1984-04-05 |
FR2470501A1 (fr) | 1981-05-29 |
AU6461380A (en) | 1981-05-28 |
AU539544B2 (en) | 1984-10-04 |
CA1167106A (en) | 1984-05-08 |
JPS5693488A (en) | 1981-07-29 |
FR2470501B1 (pt) | 1984-08-17 |
ATE6454T1 (de) | 1984-03-15 |
ES8202229A1 (es) | 1982-01-01 |
EP0029780B1 (fr) | 1984-02-29 |
EP0029780A1 (fr) | 1981-06-03 |
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